WO2014094211A1 - Incorporation d'informations d'imagettes dans des flux vidéo - Google Patents

Incorporation d'informations d'imagettes dans des flux vidéo Download PDF

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Publication number
WO2014094211A1
WO2014094211A1 PCT/CN2012/086784 CN2012086784W WO2014094211A1 WO 2014094211 A1 WO2014094211 A1 WO 2014094211A1 CN 2012086784 W CN2012086784 W CN 2012086784W WO 2014094211 A1 WO2014094211 A1 WO 2014094211A1
Authority
WO
WIPO (PCT)
Prior art keywords
thumbnail
file
video content
thumbnail information
medium
Prior art date
Application number
PCT/CN2012/086784
Other languages
English (en)
Inventor
Bo Zhao
Yunbiao Lin
Yue Xiong
Original Assignee
Intel Corporation
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Intel Corporation filed Critical Intel Corporation
Priority to EP12890236.8A priority Critical patent/EP2932703A4/fr
Priority to PCT/CN2012/086784 priority patent/WO2014094211A1/fr
Priority to US14/125,151 priority patent/US20150221345A1/en
Priority to KR1020157012764A priority patent/KR101745625B1/ko
Priority to CN201280077101.8A priority patent/CN104904231A/zh
Publication of WO2014094211A1 publication Critical patent/WO2014094211A1/fr
Priority to US16/161,700 priority patent/US10777231B2/en

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Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B27/00—Editing; Indexing; Addressing; Timing or synchronising; Monitoring; Measuring tape travel
    • G11B27/10—Indexing; Addressing; Timing or synchronising; Measuring tape travel
    • G11B27/34—Indicating arrangements 
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/80—Generation or processing of content or additional data by content creator independently of the distribution process; Content per se
    • H04N21/81—Monomedia components thereof
    • H04N21/8146—Monomedia components thereof involving graphical data, e.g. 3D object, 2D graphics
    • H04N21/8153—Monomedia components thereof involving graphical data, e.g. 3D object, 2D graphics comprising still images, e.g. texture, background image
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B27/00—Editing; Indexing; Addressing; Timing or synchronising; Monitoring; Measuring tape travel
    • G11B27/10—Indexing; Addressing; Timing or synchronising; Measuring tape travel
    • G11B27/102—Programmed access in sequence to addressed parts of tracks of operating record carriers
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B27/00—Editing; Indexing; Addressing; Timing or synchronising; Monitoring; Measuring tape travel
    • G11B27/10—Indexing; Addressing; Timing or synchronising; Measuring tape travel
    • G11B27/19—Indexing; Addressing; Timing or synchronising; Measuring tape travel by using information detectable on the record carrier
    • G11B27/28—Indexing; Addressing; Timing or synchronising; Measuring tape travel by using information detectable on the record carrier by using information signals recorded by the same method as the main recording
    • G11B27/30—Indexing; Addressing; Timing or synchronising; Measuring tape travel by using information detectable on the record carrier by using information signals recorded by the same method as the main recording on the same track as the main recording
    • G11B27/3081—Indexing; Addressing; Timing or synchronising; Measuring tape travel by using information detectable on the record carrier by using information signals recorded by the same method as the main recording on the same track as the main recording used signal is a video-frame or a video-field (P.I.P)
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/80—Generation or processing of content or additional data by content creator independently of the distribution process; Content per se
    • H04N21/83—Generation or processing of protective or descriptive data associated with content; Content structuring
    • H04N21/845—Structuring of content, e.g. decomposing content into time segments
    • H04N21/8455—Structuring of content, e.g. decomposing content into time segments involving pointers to the content, e.g. pointers to the I-frames of the video stream
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/80—Generation or processing of content or additional data by content creator independently of the distribution process; Content per se
    • H04N21/85—Assembly of content; Generation of multimedia applications
    • H04N21/854—Content authoring
    • H04N21/85406—Content authoring involving a specific file format, e.g. MP4 format

Definitions

  • a video decoder of the device's operating system may select multiple frames from each file for decoding and potential display one of the decoded video frames as a thumbnail image of the file in question.
  • OS operating system
  • a generic thumbnail image may be displayed, which can prevent the user from easily determining the content of the underlying video.
  • the selected frame for the thumbnail image may not be representative of the video content (e.g., shows a meaningless scene or portion of a scene).
  • FIG. 1 is a block diagram of an example of a video file modification architecture according to an embodiment
  • FIGs. 2A and 2B are block diagrams of examples of video file modification user interfaces according to embodiments
  • FIG. 3 is a block diagram of an example of a video file browsing architecture according to an embodiment
  • FIG. 4 is a flowchart of an example of a method of modifying video files according to an embodiment
  • FIG. 5 is a flowchart of an example of a method of browsing video files according to an embodiment
  • FIG. 6 is a block diagram of an example of a system having a navigation controller according to an embodiment
  • FIG. 7 is a block diagram of an example of a system having a small form factor according to an embodiment.
  • Embodiments may include a computer readable storage medium having a set of instructions which, if executed by a processor, cause a computer to identify a file containing video content.
  • the instructions if executed, may also cause a computer to identify thumbnail information for the video content, and embed the thumbnail information into the file containing the video content.
  • Embodiments may also include a method that involves identifying a file containing video content and identifying thumbnail information for the video content, wherein the thumbnail information includes one or more of a representative image and an index to a key frame in the video content.
  • the method may also provide for embedding the thumbnail information into the file containing the video content. If the thumbnail information includes the representative image, the representative image may be embedded at a predetermined location in the file. If the thumbnail information includes the index to a key frame, the index may be embedded into a header of the file.
  • Embodiments may also include a computer readable storage medium having a set of instructions which, if executed by a processor, cause a computer to receive a browse request associated with a file containing video content.
  • the instructions if executed, may also cause a computer to identify thumbnail information in the file and display a thumbnail image based on the thumbnail information.
  • Embodiments may also include a system having a battery to provide power to the system, and an input module to receive a browse request associated with a file containing video content.
  • the system may also include a thumbnail module to identify thumbnail information in the file, and an output module to display a thumbnail image based on the thumbnail information.
  • a file 12 contains video content 14, wherein the video content 14 may include a plurality frames 16 representing captured scenes, subjects, images, and so forth, at different moments in time.
  • the file 12 may therefore be a video clip, video stream, video recording, etc., suitable for decoding and display on a display device such as a monitor, projector, screen, and so forth (not shown).
  • the frames 16 may be encoded according to a video format such as, for example, MP4 (Moving Picture Experts Group 4 Part 14), AVI (Audio Video Interleave), 3GP (Third Generation Partnership), etc., wherein no thumbnail image is incorporated into the video content 14 itself.
  • a content creator utility 18 (18a-18d) may be used by a creator/producer of the video content 14 to embed thumbnail information 20 into the file 12.
  • the illustrated utility 18 includes a file module 18a to identify the file 12 and a thumbnail module 18b to identify the thumbnail information 20.
  • the thumbnail information 20 may include, for example, a representative image associated with the video content 14 (e.g., poster, advertisement, trailer, announcement), an index to one or more key frames (e.g., intra coded frames/I-frames) within the video content 14, etc., or any combination thereof.
  • the thumbnail module 18b may work in conjunction with a user interface (UI) 18c to obtain the thumbnail information 20 based on user input.
  • the illustrated utility 18 also includes an embed module 18d that embeds the thumbnail information 20 into the file 12 to obtain a modified file 22.
  • the thumbnail information 20 can enable the video content 16 to be browsed/previewed without concern over inconsistent results, power consumption, battery life or delays.
  • FIG. 2A shows one approach to a UI 24 of a content creator utility such as the utility 18 (FIG. 1), already discussed.
  • the illustrated UI 24, which may be readily substituted for the UI 18c (FIG. 1), presents multiple key frames 26 (26a, 26b) to the user and enables the user to select/designate one or more of the key frames 26 as a source of a thumbnail image, wherein the key frames 26 may be generated via I-frame encoding.
  • I-frame encoding uses predictions that are constrained within the frame (i.e., predictions do not reference other frames).
  • I-frame encoding may be particularly useful for generating thumbnail images because no other frames may be needed in the decoding process.
  • the user selects a first key frame 26a that is more representative of the underlying video content 40 than a second key frame 26b, which conveys very little information to the viewer by itself (i.e., because the subject is not fully shown).
  • an index 28 to the selected key frame 26a may be added to a header 30 of a file 32 containing the video content 40 so that subsequent file browsers may readily determine which frame to use as the source of a thumbnail image.
  • the index 28 may constitute thumbnail information that ensures the same key frame is used for the thumbnail image regardless of the OS decoder being used, reduces power consumption because only one key frame is decoded by the OS decoder, extends battery life, and reduces display time.
  • FIG. 2B shows another approach to a UI 34 of a content creator utility such as the utility 18 (FIG. 1), already discussed.
  • the illustrated UI 34 which may be readily substituted for the UI 18c (FIG. 1), enables the user to upload one or more representative images 36 to be used as a thumbnail image.
  • the user uploads the representative image 36, which may or may not be an actual scene or frame of the video content 42, into the utility.
  • the utility may then embed the representative image 36 at a predetermined location in a file 38 containing the video content 42.
  • the predetermined location may be any location within the file 38 that is agreed upon by both the encoding/producing entity and the decoding/displaying entity.
  • the representative image 36 may have a resolution that is different from (i.e., greater or less than) the resolution of the video content 42, depending upon the circumstances.
  • the representative image 36 may constitute thumbnail information that ensures the same representative image 36 is used for the thumbnail image regardless of the OS decoder being used, reduces power consumption because no frame decoding is conducted by the OS decoder, extends battery life, and reduces display time.
  • FIG. 3 an architecture 44 to browse/preview video files is shown.
  • a user issues a browser request 46 associated with a video file 52 to an OS 48 (48a-48d) via a UI 50 (e.g., touch screen interface, keyboard, keypad, mouse, touch pad, microphone, display, etc.), wherein the browser request 46 might correspond to the user opening a "gallery" component of the OS 48 that references the file 52, opening a folder that contains the file 52, scrolling a file listing that contains the file 52, and so forth.
  • the OS 48 may include an input module 48a that receives the browse request 46 and a thumbnail module 48b that identifies thumbnail information 54 in the file 52, which contains video content 56.
  • the thumbnail information 54 may include an index to a key frame in the video content 56, wherein the index is embedded in a header of the file 52.
  • a decoder 48c of the OS 48 may decode the indexed key frame and an output module 48d of the OS 48 may display a thumbnail image 58 based on the decoded key frame.
  • the thumbnail information 54 includes one or more representative images that are embedded at a predetermined location in the file 52.
  • the thumbnail module 48b may simply retrieve the representative image and provide it to the output module 48d for display as the thumbnail image 58.
  • the resolution of the representative image may be different from the resolution of the video content 56.
  • the thumbnail information 54 may also include both an index to one or more key frames and one or more representative images, depending upon the circumstances.
  • FIG. 4 shows a method 60 of modifying video files.
  • the method 60 may be implemented in executable software as a set of utility logic instructions stored in a machine- or computer-readable storage medium of a memory such as random access memory (RAM), read only memory (ROM), programmable ROM (PROM), firmware, flash memory, etc., in configurable utility logic such as, for example, programmable logic arrays (PLAs), field programmable gate arrays (FPGAs), complex programmable logic devices (CPLDs), in fixed-functionality utility logic hardware using circuit technology such as, for example, application specific integrated circuit (ASIC), complementary metal oxide semiconductor (CMOS) or transistor-transistor logic (TTL) technology, or any combination thereof.
  • PLAs programmable logic arrays
  • FPGAs field programmable gate arrays
  • CPLDs complex programmable logic devices
  • ASIC application specific integrated circuit
  • CMOS complementary metal oxide semiconductor
  • TTL transistor-transistor logic
  • computer program code to carry out operations shown in method 60 may be written in any combination of one or more programming languages, including an object oriented programming language such as Java, Smalltalk, C++ or the like and conventional procedural programming languages, such as the "C" programming language or similar programming languages.
  • object oriented programming language such as Java, Smalltalk, C++ or the like
  • conventional procedural programming languages such as the "C" programming language or similar programming languages.
  • Illustrated processing block 62 provides for identifying a file containing video content, wherein the file may be a video clip, stream, recording, and so forth.
  • Thumbnail information may be identified at block 64.
  • the thumbnail information might include, for example, an index to one or more key frames in the video content, one or more representative images, etc., or any combination thereof.
  • Block 66 may embed the thumbnail information into the file.
  • FIG. 5 shows a method 70 of browsing/previewing video files.
  • the method 70 may be implemented in executable software as a set of preview logic instructions stored in a machine- or computer-readable storage medium of a memory such as RAM, ROM, PROM, firmware, flash memory, etc., in configurable preview logic such as, for example, PLAs, FPGAs, CPLDs, in fixed-functionality preview logic hardware using circuit technology such as, for example, ASIC, CMOS or TTL technology, or any combination thereof.
  • Illustrated processing block 72 provides for receiving a browse request associated with a file containing video content, wherein thumbnail information may be identified in the file at block 74.
  • the thumbnail information might include, for example, an index to one or more key frames in the video content, one or more representative images, etc., or any combination thereof, as already discussed.
  • Block 76 may display a thumbnail image based on the thumbnail information.
  • FIG. 6 illustrates an embodiment of a system 700.
  • system 700 may be a media system although system 700 is not limited to this context.
  • system 700 may be incorporated into a personal computer (PC), laptop computer, ultra-laptop computer, tablet, touch pad, portable computer, handheld computer, palmtop computer, personal digital assistant (PDA), cellular telephone, combination cellular telephone/PDA, television, smart device (e.g., smart phone, smart tablet or smart television), mobile internet device (MID), messaging device, data communication device, and so forth.
  • PC personal computer
  • PDA personal digital assistant
  • MID mobile internet device
  • the system 700 may be used to display video bitstreams as described herein.
  • the system 700 comprises a platform 702 coupled to a display 720.
  • Platform 702 may receive video bitstream content from a content device such as content services device(s) 730 or content delivery device(s) 740 or other similar content sources.
  • a navigation controller 750 comprising one or more navigation features may be used to interact with, for example, platform 702 and/or display 720. Each of these components is described in more detail below.
  • platform 702 may comprise any combination of a chipset 705, processor 710, memory 712, storage 714, graphics subsystem 715, applications 716 and/or radio 718.
  • Chipset 705 may provide intercommunication among processor 710, memory 712, storage 714, graphics subsystem 715, applications 716 and/or radio 718.
  • chipset 705 may include a storage adapter (not depicted) capable of providing intercommunication with storage 714.
  • Processor 710 may be implemented as Complex Instruction Set Computer (CISC) or Reduced Instruction Set Computer (RISC) processors, x86 instruction set compatible processors, multi-core, or any other microprocessor or central processing unit (CPU).
  • processor 710 may comprise dual-core processor(s), dual-core mobile processor(s), and so forth.
  • Memory 712 may be implemented as a volatile memory device such as, but not limited to, a Random Access Memory (RAM), Dynamic Random Access Memory (DRAM), or Static RAM (SRAM).
  • RAM Random Access Memory
  • DRAM Dynamic Random Access Memory
  • SRAM Static RAM
  • Storage 714 may be implemented as a non- volatile storage device such as, but not limited to, a magnetic disk drive, optical disk drive, tape drive, an internal storage device, an attached storage device, flash memory, battery backed-up SDRAM (synchronous DRAM), and/or a network accessible storage device.
  • storage 714 may comprise technology to increase the storage performance enhanced protection for valuable digital media when multiple hard drives are included, for example.
  • Graphics subsystem 715 may perform processing of images such as still or video for display.
  • Graphics subsystem 715 may be a graphics processing unit (GPU) or a visual processing unit (VPU), for example.
  • the graphics subsystem 715 may therefore include the content creator utility 18 (FIG. 1), already discussed.
  • the processor 710 may be configured to execute the OS 48 (FIG. 3), already discussed, via instructions obtained from the memory 712, the storage 714 or other suitable source.
  • An analog or digital interface may be used to communicatively couple graphics subsystem 715 and display 720.
  • the interface may be any of a High-Definition Multimedia Interface, DisplayPort, wireless HDMI, and/or wireless HD compliant techniques.
  • Graphics subsystem 715 could be integrated into processor 710 or chipset 705.
  • Graphics subsystem 715 could be a stand-alone card communicatively coupled to chipset 705.
  • graphics and/or video processing techniques described herein may be implemented in various hardware architectures.
  • graphics and/or video functionality may be integrated within a chipset.
  • a discrete graphics and/or video processor may be used.
  • the graphics and/or video functions may be implemented by a general purpose processor, including a multi-core processor.
  • the functions may be implemented in a consumer electronics device.
  • Radio 718 may include one or more radios capable of transmitting and receiving signals using various suitable wireless communications techniques. Such techniques may involve communications across one or more wireless networks. Exemplary wireless networks include (but are not limited to) wireless local area networks (WLANs), wireless personal area networks (WPANs), wireless metropolitan area network (WMANs), cellular networks, and satellite networks. In communicating across such networks, radio 718 may operate in accordance with one or more applicable standards in any version.
  • WLANs wireless local area networks
  • WPANs wireless personal area networks
  • WMANs wireless metropolitan area network
  • cellular networks and satellite networks.
  • display 720 may comprise any television type monitor or display.
  • Display 720 may comprise, for example, a computer display screen, touch screen display, video monitor, television-like device, and/or a television.
  • Display 720 may be digital and/or analog.
  • display 720 may be a holographic display.
  • display 720 may be a transparent surface that may receive a visual projection.
  • projections may convey various forms of information, images, and/or objects.
  • such projections may be a visual overlay for a mobile augmented reality (MAR) application.
  • MAR mobile augmented reality
  • platform 702 may display user interface 722 on display 720.
  • MAR mobile augmented reality
  • content services device(s) 730 may be hosted by any national, international and/or independent service and thus accessible to platform 702 via the Internet, for example.
  • Content services device(s) 730 may be coupled to platform 702 and/or to display 720.
  • Platform 702 and/or content services device(s) 730 may be coupled to a network 760 to communicate (e.g., send and/or receive) media information to and from network 760.
  • Content delivery device(s) 740 also may be coupled to platform 702 and/or to display 720.
  • content services device(s) 730 may comprise a cable television box, personal computer, network, telephone, Internet enabled devices or appliance capable of delivering digital information and/or content, and any other similar device capable of unidirectionally or bidirectionally communicating content between content providers and platform 702 and/display 720, via network 760 or directly. It will be appreciated that the content may be communicated unidirectionally and/or bidirectionally to and from any one of the components in system 700 and a content provider via network 760. Examples of content may include any media information including, for example, video, music, medical and gaming information, and so forth.
  • Content services device(s) 730 receives content such as cable television programming including media information, digital information, and/or other content.
  • content providers may include any cable or satellite television or radio or Internet content providers. The provided examples are not meant to limit embodiments of the invention.
  • platform 702 may receive control signals from navigation controller 750 having one or more navigation features.
  • the navigation features of controller 750 may be used to interact with user interface 722, for example.
  • navigation controller 750 may be a pointing device that may be a computer hardware component (specifically human interface device) that allows a user to input spatial (e.g., continuous and multi-dimensional) data into a computer.
  • Many systems such as graphical user interfaces (GUI), and televisions and monitors allow the user to control and provide data to the computer or television using physical gestures.
  • GUI graphical user interfaces
  • Movements of the navigation features of controller 750 may be echoed on a display (e.g., display 720) by movements of a pointer, cursor, focus ring, or other visual indicators displayed on the display.
  • a display e.g., display 720
  • the navigation features located on navigation controller 750 may be mapped to virtual navigation features displayed on user interface 722, for example.
  • controller 750 may not be a separate component but integrated into platform 702 and/or display 720. Embodiments, however, are not limited to the elements or in the context shown or described herein.
  • drivers may comprise technology to enable users to instantly turn on and off platform 702 like a television with the touch of a button after initial boot-up, when enabled, for example.
  • Program logic may allow platform 702 to stream content to media adaptors or other content services device(s) 730 or content delivery device(s) 740 when the platform is turned "off.”
  • chip set 705 may comprise hardware and/or software support for 5.1 surround sound audio and/or high definition 7.1 surround sound audio, for example.
  • Drivers may include a graphics driver for integrated graphics platforms.
  • the graphics driver may comprise a peripheral component interconnect (PCI) Express graphics card.
  • PCI peripheral component interconnect
  • any one or more of the components shown in system 700 may be integrated.
  • platform 702 and content services device(s) 730 may be integrated, or platform 702 and content delivery device(s) 740 may be integrated, or platform 702, content services device(s) 730, and content delivery device(s) 740 may be integrated, for example.
  • platform 702 and display 720 may be an integrated unit. Display 720 and content service device(s) 730 may be integrated, or display 720 and content delivery device(s) 740 may be integrated, for example. These examples are not meant to limit the invention.
  • system 700 may be implemented as a wireless system, a wired system, or a combination of both.
  • system 700 may include components and interfaces suitable for communicating over a wireless shared media, such as one or more antennas, transmitters, receivers, transceivers, amplifiers, filters, control logic, and so forth.
  • a wireless shared media may include portions of a wireless spectrum, such as the RF spectrum and so forth.
  • system 700 may include components and interfaces suitable for communicating over wired communications media, such as input/output (I/O) adapters, physical connectors to connect the I/O adapter with a corresponding wired communications medium, a network interface card (NIC), disc controller, video controller, audio controller, and so forth.
  • wired communications media may include a wire, cable, metal leads, printed circuit board (PCB), backplane, switch fabric, semiconductor material, twisted-pair wire, co-axial cable, fiber optics, and so forth.
  • Platform 702 may establish one or more logical or physical channels to communicate information.
  • the information may include media information and control information.
  • Media information may refer to any data representing content meant for a user. Examples of content may include, for example, data from a voice conversation, videoconference, streaming video, electronic mail ("email") message, voice mail message, alphanumeric symbols, graphics, image, video, text and so forth. Data from a voice conversation may be, for example, speech information, silence periods, background noise, comfort noise, tones and so forth.
  • Control information may refer to any data representing commands, instructions or control words meant for an automated system. For example, control information may be used to route media information through a system, or instruct a node to process the media information in a predetermined manner. The embodiments, however, are not limited to the elements or in the context shown or described in FIG. 6.
  • FIG. 7 illustrates embodiments of a small form factor device 800 in which system 700 may be embodied.
  • device 800 may be implemented as a mobile computing device having wireless capabilities.
  • a mobile computing device may refer to any device having a processing system and a mobile power source or supply, such as one or more batteries, for example.
  • examples of a mobile computing device may include a personal computer (PC), laptop computer, ultra-laptop computer, tablet, touch pad, portable computer, handheld computer, palmtop computer, personal digital assistant (PDA), cellular telephone, combination cellular telephone/PDA, television, smart device (e.g., smart phone, smart tablet or smart television), mobile internet device (MID), messaging device, data communication device, and so forth.
  • PC personal computer
  • laptop computer ultra-laptop computer
  • tablet touch pad
  • portable computer handheld computer
  • palmtop computer personal digital assistant
  • PDA personal digital assistant
  • cellular telephone e.g., cellular telephone/PDA
  • television smart device (e.g., smart phone, smart tablet or smart television), mobile internet device (MID), messaging device, data communication device, and so forth.
  • smart device e.g., smart phone, smart tablet or smart television
  • MID mobile internet device
  • Examples of a mobile computing device also may include computers that are arranged to be worn by a person, such as a wrist computer, finger computer, ring computer, eyeglass computer, belt-clip computer, arm-band computer, shoe computers, clothing computers, and other wearable computers.
  • a mobile computing device may be implemented as a smart phone capable of executing computer applications, as well as voice communications and/or data communications.
  • voice communications and/or data communications may be described with a mobile computing device implemented as a smart phone by way of example, it may be appreciated that other embodiments may be implemented using other wireless mobile computing devices as well. The embodiments are not limited in this context.
  • device 800 may comprise a housing 802, a display 804, an input/output (I/O) device 806, and an antenna 808.
  • Device 800 also may comprise navigation features 812.
  • Display 804 may comprise any suitable display unit for displaying information appropriate for a mobile computing device.
  • I/O device 806 may comprise any suitable I/O device for entering information into a mobile computing device. Examples for I/O device 806 may include an alphanumeric keyboard, a numeric keypad, a touch pad, input keys, buttons, switches, rocker switches, microphones, speakers, voice recognition device and software, and so forth. Information also may be entered into device 800 by way of microphone. Such information may be digitized by a voice recognition device. The embodiments are not limited in this context.
  • techniques described herein may enable the generation of thumbnail images for a wide variety of video content. Moreover, the same thumbnail images may be created regardless of the OS decoder being used. In addition, techniques described herein can reduce power consumption, extend battery life, and reduce display time. [0048] Various embodiments may be implemented using hardware elements, software elements, or a combination of both.
  • Examples of hardware elements may include processors, microprocessors, circuits, circuit elements (e.g., transistors, resistors, capacitors, inductors, and so forth), integrated circuits, application specific integrated circuits (ASICs), programmable logic devices (PLDs), digital signal processors (DSPs), field programmable gate array (FPGA), logic gates, registers, semiconductor device, chips, microchips, chip sets, and so forth.
  • processors microprocessors, circuits, circuit elements (e.g., transistors, resistors, capacitors, inductors, and so forth), integrated circuits, application specific integrated circuits (ASICs), programmable logic devices (PLDs), digital signal processors (DSPs), field programmable gate array (FPGA), logic gates, registers, semiconductor device, chips, microchips, chip sets, and so forth.
  • ASICs application specific integrated circuits
  • PLDs programmable logic devices
  • DSPs digital signal processors
  • FPGA field programmable gate array
  • Examples of software may include software components, programs, applications, computer programs, application programs, system programs, machine programs, operating system software, middleware, firmware, software modules, routines, subroutines, functions, methods, procedures, software interfaces, application program interfaces (API), instruction sets, computing code, computer code, code segments, computer code segments, words, values, symbols, or any combination thereof. Determining whether an embodiment is implemented using hardware elements and/or software elements may vary in accordance with any number of factors, such as desired computational rate, power levels, heat tolerances, processing cycle budget, input data rates, output data rates, memory resources, data bus speeds and other design or performance constraints.
  • One or more aspects of at least one embodiment may be implemented by representative instructions stored on a machine-readable medium which represents various logic within the processor, which when read by a machine causes the machine to fabricate logic to perform the techniques described herein.
  • Such representations known as "IP cores" may be stored on a tangible, machine readable medium and supplied to various customers or manufacturing facilities to load into the fabrication machines that actually make the logic or processor.
  • Embodiments of the present invention are applicable for use with all types of semiconductor integrated circuit (“IC") chips.
  • IC semiconductor integrated circuit
  • Examples of these IC chips include but are not limited to processors, controllers, chipset components, programmable logic arrays (PLAs), memory chips, network chips, and the like.
  • PDAs programmable logic arrays
  • signal conductor lines are represented with lines. Some may be different, to indicate more constituent signal paths, have a number label, to indicate a number of constituent signal paths, and/or have arrows at one or more ends, to indicate primary information flow direction. This, however, should not be construed in a limiting manner. Rather, such added detail may be used in connection with one or more exemplary embodiments to facilitate easier understanding of a circuit.
  • Any represented signal lines may actually comprise one or more signals that may travel in multiple directions and may be implemented with any suitable type of signal scheme, e.g., digital or analog lines implemented with differential pairs, optical fiber lines, and/or single-ended lines.
  • Example sizes/models/values/ranges may have been given, although embodiments of the present invention are not limited to the same. As manufacturing techniques (e.g., photolithography) mature over time, it is expected that devices of smaller size could be manufactured.
  • well known power/ground connections to IC chips and other components may or may not be shown within the figures, for simplicity of illustration and discussion, and so as not to obscure certain aspects of the embodiments of the invention. Further, arrangements may be shown in block diagram form in order to avoid obscuring embodiments of the invention, and also in view of the fact that specifics with respect to implementation of such block diagram arrangements are highly dependent upon the platform within which the embodiment is to be implemented, i.e., such specifics should be well within purview of one skilled in the art.
  • Some embodiments may be implemented, for example, using a machine or tangible computer-readable medium or article which may store an instruction or a set of instructions that, if executed by a machine, may cause the machine to perform a method and/or operations in accordance with the embodiments.
  • a machine may include, for example, any suitable processing platform, computing platform, computing device, processing device, computing system, processing system, computer, processor, or the like, and may be implemented using any suitable combination of hardware and/or software.
  • the machine-readable medium or article may include, for example, any suitable type of memory unit, memory device, memory article, memory medium, storage device, storage article, storage medium and/or storage unit, for example, memory, removable or non-removable media, erasable or non-erasable media, writeable or re-writeable media, digital or analog media, hard disk, floppy disk, Compact Disk Read Only Memory (CD-ROM), Compact Disk Recordable (CD-R), Compact Disk Rewriteable (CD-RW), optical disk, magnetic media, magneto-optical media, removable memory cards or disks, various types of Digital Versatile Disk (DVD), a tape, a cassette, or the like.
  • memory removable or non-removable media, erasable or non-erasable media, writeable or re-writeable media, digital or analog media, hard disk, floppy disk, Compact Disk Read Only Memory (CD-ROM), Compact Disk Recordable (CD-R), Compact Disk Rewriteable (CD-RW), optical disk, magnetic
  • the instructions may include any suitable type of code, such as source code, compiled code, interpreted code, executable code, static code, dynamic code, encrypted code, and the like, implemented using any suitable high-level, low-level, object-oriented, visual, compiled and/or interpreted programming language.
  • processing refers to the action and/or processes of a computer or computing system, or similar electronic computing device, that manipulates and/or transforms data represented as physical quantities (e.g., electronic) within the computing system's registers and/or memories into other data similarly represented as physical quantities within the computing system's memories, registers or other such information storage, transmission or display devices.
  • physical quantities e.g., electronic
  • Coupled may be used herein to refer to any type of relationship, direct or indirect, between the components in question, and may apply to electrical, mechanical, fluid, optical, electromagnetic, electromechanical or other connections.
  • first”, second, etc. may be used herein only to facilitate discussion, and carry no particular temporal or chronological significance unless otherwise indicated.

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Computer Security & Cryptography (AREA)
  • Computer Graphics (AREA)
  • Controls And Circuits For Display Device (AREA)
  • Databases & Information Systems (AREA)
  • User Interface Of Digital Computer (AREA)

Abstract

Des procédés et des systèmes de l'invention permettent d'incorporer des informations d'imagettes dans un fichier vidéo comme un extrait vidéo, un flux, un enregistrement, etc. Les informations d'imagettes peuvent par exemple comprendre une image représentative du contenu vidéo du fichier, un index pointant sur une image clé du contenu vidéo, ou toute combinaison de ceux-ci. Si les informations d'imagettes comprennent l'image représentative, l'image représentative peut être incorporée à un emplacement prédéterminé du fichier. Si les informations d'imagettes comprennent l'index pointant sur une image clé, l'index peut être incorporé à un entête du fichier.
PCT/CN2012/086784 2012-12-17 2012-12-17 Incorporation d'informations d'imagettes dans des flux vidéo WO2014094211A1 (fr)

Priority Applications (6)

Application Number Priority Date Filing Date Title
EP12890236.8A EP2932703A4 (fr) 2012-12-17 2012-12-17 Incorporation d'informations d'imagettes dans des flux vidéo
PCT/CN2012/086784 WO2014094211A1 (fr) 2012-12-17 2012-12-17 Incorporation d'informations d'imagettes dans des flux vidéo
US14/125,151 US20150221345A1 (en) 2012-12-17 2012-12-17 Embedding thumbnail information into video streams
KR1020157012764A KR101745625B1 (ko) 2012-12-17 2012-12-17 비디오 스트림에 섬네일 정보 실장
CN201280077101.8A CN104904231A (zh) 2012-12-17 2012-12-17 将缩略图信息嵌入视频流
US16/161,700 US10777231B2 (en) 2012-12-17 2018-10-16 Embedding thumbnail information into video streams

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US16/161,700 Continuation US10777231B2 (en) 2012-12-17 2018-10-16 Embedding thumbnail information into video streams

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EP (1) EP2932703A4 (fr)
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WO (1) WO2014094211A1 (fr)

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US20150221345A1 (en) 2015-08-06
KR101745625B1 (ko) 2017-06-09
KR20150070336A (ko) 2015-06-24
EP2932703A1 (fr) 2015-10-21
US10777231B2 (en) 2020-09-15
CN104904231A (zh) 2015-09-09
US20190066735A1 (en) 2019-02-28
EP2932703A4 (fr) 2016-05-18

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